docs: def update(cls, zone_id, old_record, new_record):
          """Update a record in a zone file"""
          cls.echo('Creating new zone file')
          new_version_id = Zone.new(zone_id)
  
          new_record = new_record.replace(' IN', '')
          new_record = new_record.split(' ', 4)
          params_newrecord = {'name': new_record[0], 'ttl': int(new_record[1]),
                              'type': new_record[2], 'value': new_record[3]}
  
          old_record = old_record.replace(' IN', '')
          old_record = old_record.split(' ', 4)
          try:
              params = {'name': old_record[0], 'ttl': int(old_record[1]),
                        'type': old_record[2], 'value': old_record[3]}
          except IndexError:
              # failed to retrieve all values, try only use the name
              params = {'name': old_record[0]}
          record = cls.call('domain.zone.record.list', zone_id, new_version_id,
                            params)
  
          if record:
              cls.echo('Updating zone records')
              try:
                  cls.call('domain.zone.record.update', zone_id,
                           new_version_id, {'id': record[0]['id']},
                           params_newrecord)
                  cls.echo('Activation of new zone version')
                  Zone.set(zone_id, new_version_id)
                  return new_version_id
              except Exception as err:
                  cls.echo('An error as occured: %s' % err)
                  Zone.delete(zone_id, new_version_id)
          else:
              cls.echo('The record to update does not exist. Check records'
                       ' already created with `gandi record list example.com'
                       ' --output`')
              return False